Remove 3.5 and add 3.9rc1

Author: fcollonval

.github/workflows/build.yml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ['3.5', '3.6', '3.7', '3.8']
+        python-version: ['3.6', '3.7', '3.8', '3.9.0-rc.1']
     steps:
       - name: Checkout
         uses: actions/checkout@v2
@@ -58,22 +58,22 @@ jobs:
       - name: Install dependencies
         run: |
           pip install wheel
-          pip install --upgrade --upgrade-strategy=eager pytest pytest-asyncio "jupyterlab~=2.0" black
+          pip install --upgrade --upgrade-strategy=eager "jupyterlab~=2.0"
 
       - name: Test the extension
         run: |
           # Build the sdist (identical to what will be uploaded to eg pypi on release)
           python setup.py sdist
           # Linter checks
           jlpm run eslint-check
-
-          # Python formatting checks
-          black . --check
         
           # Install the extension from the sdist ensuring the cache is unused
           pip install jupyterlab_git[test] --pre --no-index --find-links=dist --no-deps --no-cache-dir -v
           # Install the extension dependencies based on the current setup.py
           pip install jupyterlab_git[test]
+
+          # Python formatting checks
+          black . --check
         
           # Run the Python tests
           pytest jupyterlab_git -r ap

setup.py

@@ -21,7 +21,7 @@
 name = "jupyterlab_git"
 
 # Ensure a valid python version
-ensure_python(">=3.5")
+ensure_python(">=3.6")
 
 # Get our version
 version = get_version(str(Path(name) / "_version.py"))
@@ -74,10 +74,10 @@ def runPackLabextension():
         "License :: OSI Approved :: BSD License",
         "Programming Language :: Python",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "Framework :: Jupyter",
     ],
     install_requires=["notebook", "nbdime ~=2.0", "packaging", "pexpect"],
@@ -91,6 +91,7 @@ def runPackLabextension():
             "pre-commit",
         ],
     },
+    python_requires=">=3.6,<4",
 )
 
 setuptools.setup(**setup_args)